| Abbreviation | Definition |
|---|---|
| HH | Hector Hugh |
| Hi-Def | High Definition |
| HK | Hikmat |
| HL | Harry Larry |
| HL | Henry Louis |
| HL | Hiram Lewis |
| HLS | His LordShip |
| HM | His/Her Majesty |
| HMS | Harold Marshall Sylvester |
| HMT | Hamut |
| HMTDJRWBDNBBDJ | Happily Married To DJ Rukkus: World’s Best Drum 'N' Bass & Beats DJ |
| HN | Harold Nestler |
| HN | Harry Nixon |
| HOBO | HOmeward BOund |
| Hon. | Hono(u)rable |
| HP | Howard Phillip |
| HTG | High-Tech Granny |
| HTRN | High Tech Red Neck |
| HUGH | Hubert |
| HUN | Hacettepe University (Ankara, Turkey) |